CN113940895A - 一种抗菌肽洗手液及其制备方法 - Google Patents
一种抗菌肽洗手液及其制备方法 Download PDFInfo
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- CN113940895A CN113940895A CN202010680313.1A CN202010680313A CN113940895A CN 113940895 A CN113940895 A CN 113940895A CN 202010680313 A CN202010680313 A CN 202010680313A CN 113940895 A CN113940895 A CN 113940895A
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- antibacterial peptide
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Classifications
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- A61K8/30—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
- A61K8/33—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing oxygen
- A61K8/34—Alcohols
- A61K8/345—Alcohols containing more than one hydroxy group
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Abstract
本发明涉及日化洗护产品技术领域,具体涉及一种抗菌肽洗手液及其制备方法。该洗手液包括以下按重量百分比的组分:抗菌肽0.2%‑5%、表面活性剂20%‑40%、保湿剂0.5%‑5%、乳化剂2%‑5%、pH调节剂0.05%‑0.8%以及去离子水45%‑77%。本发明制得的洗手液具有良好的去污性,杀菌抑菌效果佳,亲肤不伤手等性能,且制备工艺简单,能耗低。
Description
技术领域
本发明涉及日化洗护产品技术领域,具体涉及一种抗菌肽洗手液及其制备方法。
背景技术
据世界卫生组织(WHO)报道:目前腹泻和肺炎是导致儿童死亡的最主要元凶,全球每年有170万人死于腹泻类疾病,另有150万人死于下呼吸道疾病,绝大多数是发展中国家儿童。用肥皂洗手可以将腹泻致死率减半、急性呼吸道感染致死率减少三分之一。
传统的固体肥皂,虽然具有清洁和杀菌效果,但在使用时会粘附使用者手上的污垢、细菌,容易形成二次污染源,增加了细菌交叉感染的几率。而洗手液在取用时通过机械泵挤压,手的接触面仅限于泵头处,具有使用方便、避免二次污染等特点,所以近年来洗手液已经逐渐取代香皂。目前市场上销售的洗手液主要以清洁作用为主,大部分都不具有抑菌功能。具有抑菌功能的洗手液主要是通过添加化学杀菌剂来实现,这些化学物质大多具有生理毒性,对生态环境也会造成污染。一些无毒的杀菌剂,例如酒精等,因为会对皮肤造成刺激,长期使用会导致皮肤干燥、粗糙和皲裂。因此,开发不伤皮肤,无毒、无污染的生物抑菌类洗手液已是社会发展所需。而肽类物质对皮肤相对安全,利用活性多肽制备生物类抑菌洗涤用品具有重要的开发价值。
抗菌肽广泛分布于自然界的各种生物内,是先天免疫系统的一部分,是抵御外界病原微生物侵袭的第一道防线。抗菌肽具有广谱抗细菌、抗真菌、抗病毒、抗肿瘤的活性,而且具有不易产生耐药的特性。金环蛇抗菌肽Cathelicidin-BF是从金环蛇蛇毒中分离出来的活性多肽,是金环蛇基因编码的一种N-端有α-螺旋的直链多肽,含有三十个氨基酸残基,分子量3637.54Da。Cathelicidin-BF对革兰氏阳性菌和革兰氏阴性菌具有非常强的杀菌活性,作用时间迅速,几乎没有溶血活性和细胞毒性。有研究证实其可以在几分钟内杀死细菌,且不产生耐药性,而抗生素则至少需要3h,且易产生耐药性。目前,申请号为200810058976.9的发明专利公开了金环蛇抗菌肽Cathelicidin-BF及其基因和应用,公开了金环蛇抗菌肽Cathelicidin-BF分子量小、杀菌作用强、作用时间迅速、对多种临床耐药菌有非常强的杀灭作用,此外还具有广谱抗菌性和非盐依赖等有效特点;申请号为201110265011.9 的发明专利公开了金环蛇抗菌肽Cathelicidin-BF在制备治疗细菌性阴道炎药物中的作用。但是利用金环蛇抗菌肽Cathelicidin-BF制备洗手液及其制备方法未见报道。
发明内容
为解决现有技术存在的问题,本发明提供了一种以金环蛇抗菌肽 Cathelicidin-BF作为抑菌组分的抗菌肽洗手液及其制备方法。
本发明所采用的技术方案是:
一种抗菌肽洗手液,由抗菌肽、表面活性剂、保湿剂、乳化剂、 pH调节剂以及去离子水组成。
优选地,洗手液中成分的重量百分比为:抗菌肽0.2%-5%、表面活性剂20%-40%、保湿剂0.5%-5%、乳化剂2%-5%、pH调节剂 0.05%-0.8%以及去离子水45%-77%。
进一步优选,抗菌肽0.5%-2%、表面活性剂20%-30%、保湿剂 1%-3%、乳化剂2.5%-4%、pH调节剂0.1%-0.5%以及去离子水 61%-75%。
作为优选方案,抗菌肽是金环蛇抗菌肽Cathelicidin-BF。
优选地,表面活性剂选自月桂醇聚醚硫酸酯钠、椰油酰胺丙基甜菜碱、椰油酰甲基牛磺酸牛磺酸钠、椰油酰胺中的一种或多种。
优选地,保湿剂选自丁二醇、甘油、水解透明质酸钠、海藻糖、 1,5-戊二醇,赤藓糖醇,双丙甘醇中的一种或多种。
优选地,乳化剂选自鲸蜡硬脂基葡糖苷、鲸蜡硬脂醇、PEG-100 硬脂酸酯、乙二醇二硬脂酸酯中的一种或多种。
优选地,pH调节剂选自EDTA二钠、柠檬酸、碳酸氢钾、精氨酸中的一种或多种。
此外,本发明还提供一种抗菌肽洗手液的制备方法,包括以下步骤:
步骤1:取1/4水加入乳化剂组份加热,中速均质搅拌溶解;
步骤2:再取1/4水溶解表面活性剂组份,然后加入保湿剂组份以真空高速搅拌溶解;
步骤3:将步骤1和步骤2的溶液混合,加入用剩余水溶解好的pH 调节剂,维持中速搅拌5分钟至均匀完全;
步骤4:温度降至45℃时,再将抗菌肽加入,维持中速搅拌5分钟至均匀完全,即得产品。
本发明具有以下有益效果:
(1)本发明提供的抗菌肽洗手液利用金环蛇抗菌肽 Cathelicidin-BF作为本发明洗手液中的主要抑菌剂,具有广谱抗菌的功能。
(2)本发明提供的抗菌肽洗手液以月桂醇聚醚酸酯钠、椰油酰胺丙基甜菜碱等作为表面活性剂,添加适量的乙二醇二硬脂酸酯等作为乳化剂,该配伍具有良好的发泡、稳泡、渗透去污和抗硬水等功能,增稠乳化的同时增强了清洁去污效果。
(3)本发明提供的抗菌肽洗手液添加适量甘油等作为保湿剂,起到护手亲肤的作用,降低洗手液对手部皮肤的刺激;添加柠檬酸等 pH调节剂,调节该洗手液pH为5.5-6.5,与人体皮肤的酸碱度接近,保证洗手液在硬水中具有较好的洗涤效果同时减轻了对皮肤的刺激。
(4)本发明提供的抗菌肽洗手液制备过程工艺简单易操作,绿色环保,具有良好的经济效益。
具体实施方式
以下通过具体实施方式进一步描述本发明,但不应将此理解为本发明上述主题的范围仅限于以下实施例。
实施例1抗菌肽洗手液
主要成分含量见表1。抗菌肽洗手液的制备方法步骤如下:
步骤1:取1/4水加入乳化剂组份加热,中速均质搅拌溶解;
步骤2:再取1/4水溶解表面活性剂组份,然后加入保湿剂组份以真空高速搅拌溶解;
步骤3:将步骤1和步骤2的溶液混合,加入用剩余水溶解好的pH 调节剂,维持中速搅拌5分钟至均匀完全;
步骤4:温度降至45℃时,再将抗菌肽加入,维持中速搅拌5分钟至均匀完全,即得产品。
表1抗菌肽洗手液的主要成分含量
成分 | 质量百分比 |
抗菌肽 | 0.2% |
月桂醇聚醚硫酸酯钠 | 13% |
椰油酰胺丙基甜菜碱 | 5% |
椰油酰甲基牛磺酸牛磺酸钠 | 5% |
椰油酰胺 | 1.5% |
乙二醇二硬脂酸酯 | 2% |
EDTA二钠 | 0.05% |
柠檬酸 | 0.3% |
甘油 | 4% |
去离子水 | 68.5% |
实施例2抗菌肽洗手液
主要成分含量见表2。抗菌肽洗手液的制备方法步骤同实施例1。
表2抗菌肽洗手液
商品名 | 质量百分比 |
抗菌肽 | 2.5% |
月桂醇聚醚硫酸酯钠 | 13% |
椰油酰胺丙基甜菜碱 | 5% |
椰油酰胺 | 10% |
PEG-100硬脂酸酯 | 1% |
乙二醇二硬脂酸酯 | 2% |
EDTA二钠 | 0.1% |
柠檬酸 | 0.3% |
甘油 | 1% |
双丙甘醇 | 0.5% |
去离子水 | 64.6% |
实施例3抗菌肽洗手液
主要成分含量见表3。抗菌肽洗手液的制备方法步骤同实施例1。
表3抗菌肽洗手液
对比例1无抗菌肽洗手液
主要成分含量见表4。无抗菌肽洗手液的制备方法步骤同实施例1。
表4无抗菌肽洗手液
对比例2市售抗菌洗手液
试验例1理化性质检测
分别对本发明实施例1-3和对比例1制得的洗手液进行理化性质检测,并与市售产品进行对比,结果见下表5所示:
表5洗手液理化指标检测结果
结果显示,实施例1-3和对比例1制得的洗手液与市售产品比较,粘度、pH和稳定性没有明显差异。
试验例2皮肤刺激性试验
选择50名女性志愿者,分为5组,分别为实施例1-3组,对比例1、2组,每组10名。对应给予本发明实施例1-3,对比例1、2 制得的洗手液。各组涂抹洗手液0.5mL,以双层纱布(2.5cm*2.5cm) 和聚乙烯薄膜覆盖,用无刺激性胶布和绷带加以固定,在涂抹后4h,用水清洗,除去残留物。分别去除受试物1h、6h、12h、24h、48h观察皮肤局部反应,按表6评分,并按表7判定皮肤刺激强度的级别,结果见下表8所示。
表6皮肤刺激反应评分标准评判
表7皮肤刺激性强度评价标准
皮肤刺激指数 | 刺激强度级别 |
0~<0.5 | 无刺激性 |
0.5~<2.0 | 轻刺激性 |
2.0~<6.0 | 中等刺激性 |
6.0~<8.0 | 强刺激性 |
表8皮肤刺激性试验结果
结果显示,本发明实施例1-3和对比例1制得的洗手液均无阳性反应出现,皮肤刺激性等级为0,说明本发明提供的洗手液对皮肤无刺激,产品温和。
试验例3洗手液杀菌效果测试
按照“GB15979-2002一次性使用卫生用品卫生标准”中附录C的方法来测试本发明实施例的抗菌洗手液的杀菌率,结果见表9:
表9本发明洗手液的杀菌率
杀菌率结果如表9所述,本发明抗菌肽洗手液对金黄色葡萄球菌、大肠杆菌、白色念珠菌的杀菌率均可达95%以上,与对比例1相比,杀菌效果提高了15%-20%,与市售洗手液相比,杀菌效果也更显著。
试验例4长效抑菌测试
随机选择各职业人员200例,随机分为5组,每组40人,分别使用实施例1-3、对比例1、2中的抗菌洗手液。
使用方法:常规普通肥皂洗手并用自来水进行冲洗,使用本产品 1mL于双手,均匀揉擦于手部,尤其是指尖和手指之间,保持30秒的接触时间,用自来水进行冲洗,自然干燥。
按照疾控中心(CDC),感染控制组织所提出的中华人民共和国手部消毒技术规范2002中的测试方法。产品长效抑菌测试结果:使用3 分钟后、3小时后、4小时后的手部自然菌平均杀灭率见表10。
表10手部自然菌平均杀灭率(%)
时间 | 实施例1 | 实施例2 | 实施例3 | 对比例1 | 对比例2 |
3分钟 | 100% | 100% | 100% | 93.3% | 100% |
3小时 | 99.1% | 99.4% | 99.9% | 84.4% | 91.4% |
4小时 | 98.4% | 98.9% | 99.8% | 78.2% | 83.6% |
由表10结果可得,本发明提供的抗菌肽洗手液洗液4h后,仍然具有良好的细菌杀灭率;对照例中,其长效抑菌性能不佳,说明抗菌肽与皮肤作用后,在皮肤表面形成一层抑菌保护膜,使抑菌效果更持久。
试验例5使用效果测试
试用该洗手液产品1个月,并统计其对于洗手液的清洁效果、护手作用、易漂性能进行评价,得到如下评价统计结果:
表11本实施例中洗手液的效果评价
根据表11结果,几乎所有测试人员对本发明产品的清洁效果表示认可,在护手功效方面,90%以上的测试人员表示认可,且认同本发明洗手液节水易漂洗性能的人超过90%,均超过市售洗手液。因此,本发明的抗菌肽洗手液不仅清洁效果突出,并且具有较好的护手功效和易漂洗性能。
上述详细说明是针对本发明其中可行实施例的具体说明,该实施例并非用以限制本发明的范围,凡未脱离本发明所为的等效实施或变更,均应包含于本发明技术方案的范围内。
Claims (9)
1.一种抗菌肽洗手液,其特征在于,所述洗手液由抗菌肽、表面活性剂、保湿剂、乳化剂、pH调节剂以及去离子水组成。
2.如权利要求1所述的抗菌肽洗手液,其特征在于,所述洗手液成分的重量百分比为:抗菌肽0.2%-5%、表面活性剂20%-40%、保湿剂0.5%-5%、乳化剂2%-5%、pH调节剂0.05%-0.8%以及去离水45%-77%。
3.如权利要求2所述的抗菌肽洗手液,其特征在于,所述洗手液中成分的重量百分比为:抗菌肽0.5%-2%、表面活性剂20%-30%、保湿剂1%-3%、乳化剂2.5%-4%、pH调节剂0.1%-0.5%以及去离子水61%~75%。
4.如权利要求1-3任一所述的抗菌肽洗手液,其特征在于,所述抗菌肽是金环蛇抗菌肽Cathelicidin-BF。
5.如权利要求1-3任一所述的抗菌肽洗手液,其特征在于,所述表面活性剂选自月桂醇聚醚硫酸酯钠、椰油酰胺丙基甜菜碱、椰油酰甲基牛磺酸牛磺酸钠、椰油酰胺中的一种或多种。
6.如权利要求1-3任一所述的抗菌肽洗手液,其特征在于,所述保湿剂选自丁二醇、甘油、水解透明质酸钠、海藻糖、1,5-戊二醇,赤藓糖醇,双丙甘醇中的一种或多种。
7.如权利要求1-3任一所述的抗菌肽洗手液,其特征在于,所述乳化剂选自鲸蜡硬脂基葡糖苷、鲸蜡硬脂醇、PEG-100硬脂酸酯、乙二醇二硬脂酸酯中的一种或多种。
8.如权利要求1-3任一所述的抗菌肽洗手液,其特征在于,所述pH调节剂选自EDTA二钠、柠檬酸、碳酸氢钾、精氨酸中的一种或多种。
9.一种制备权利要求1-3任一所述的抗菌肽洗手液的制备方法,其特征在于,制备包括以下步骤:
步骤1:取1/4去离子水加入乳化剂组份加热,中速均质搅拌溶解;
步骤2:再取1/4去离子水溶解表面活性剂组份,然后加入保湿剂组份以真空高速搅拌溶解;
步骤3:将步骤1和步骤2的溶液混合,加入用剩余去离子水溶解好的pH调节剂,维持中速搅拌5分钟至均匀完全;
步骤4:温度降至45℃时,再将抗菌肽加入,维持中速搅拌5分钟至均匀完全,即得产品。
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